Questions and Answers 2025
Largest organ of the body - Correct Ans-Skin
One-celled microorganism with both plant and animal characteristics - Correct Ans-
Bacteria
An optical instrument used for viewing very small objects, such as bacteria or other
germs - Correct Ans-Microscope
A bacterium, virus, or other microorganism that can cause disease - Correct Ans-
Pathogen
Infection transmitted from one person to another - Correct Ans-Communicable
Pus forming bacteria in the shape of a string of beads - Correct Ans-Streptococci
Sphere-shaped pathogenic bacteria that appear singly or in groups - Correct Ans-Cocci
Spherical bacteria that grow in pairs and can cause diseases such as pneumonia -
Correct Ans-Diplococci
Fluid contained within outer cell wall of bacteria - Correct Ans-Protoplasm
Rod-shaped bacteria which caused an outbreak at a pedicure salon because of
improper disinfection of a whirlpool foot bath - Correct Ans-Mycobacterium fortuitum
furunculosis
What are the two stages of a bacteria's life cycle? - Correct Ans-Active and spore-
forming (inactive) stage
Process by which bacteria divide into two new cells - Correct Ans-Mitosis
The invasion and growth of germs in the body - Correct Ans-Infection
This fluid is a sign of a bacterial infection in the body: - Correct Ans-Pus
A common human bacteria that can transfer through skin to skin contact or unclean
implements - Correct Ans-Staphylococci
What is the term for harmless (non-disease forming) germs? - Correct Ans-Non-
pathogenic
, A disease spread from person to person by contact is called what? - Correct Ans-
Contagion
A tiny, nonliving particle that invades and then reproduces inside a living cell - Correct
Ans-Virus
Virus that causes AIDS - Correct Ans-HIV
Organism that lives in or on another living organism and draws nutrients but do nothing
beneficial for the host - Correct Ans-Parasite
Disease-causing bacteria or viruses which are carried through blood - Correct Ans-
Bloodborne pathogens
A contagious skin disease marked by itching and small raised red spots, caused by the
itch mite - Correct Ans-Scabies
Immunity achieved by infection, vaccination, or the transfer of antibodies from an
immune donor - Correct Ans-Acquired immunity
Three steps of decontamination - Correct Ans-Sanitation, disinfection, sterilization
A process that eliminates many or all microorganisms, with the exception of bacteria
spores, from inanimate objects - Correct Ans-Disinfection
What does MSDS stand for? - Correct Ans-Material Safety Data Sheet
Disinfecting solutions must have the correct _________ to meet salon requirements for
use against bacteria, fungi, and viruses - Correct Ans-Efficacy
Items which cannot be disinfected and must be discarded after use - Correct Ans-
Single-use items
Quaternary ammonium compounds are knows as ______ for short - Correct Ans-Quats
Most commonly used antiseptic - Correct Ans-70% isopropyl alcohol
Implement which should be used to remove instruments from a disinfection solution -
Correct Ans-Tongs
This tool does not need to be disposed of after one use - Correct Ans-Nippers
What is the first step in the decontamination process? - Correct Ans-Sanitation
What is one important step every human can do to prevent the transfer of
microorganisms? - Correct Ans-Hand washing